You fell in love with him the moment he saved you from some erts in the north side of Seoul. What you didn't know was that he also fell in love with you at first sight. He walked you home and found out that you are the infamous only sister of BEAST, his brothers' (INFINITE's) arch enemies. Instead of lying to you he told you the truth about his identity and how is his relationship with your brothers. Of course you knew about Infinite, what's with your brothers talking about them all the time? The two of you started being in a relationship, of course unknown from the public's eyes, yours, and his' brothers. You both call it "Our love...our secret"

But things changed after you announced your relationship that almost made you and your boyfriend to lose your families. Events after events happened that tested your relationship with Myungsoo and your brothers, but in the end, things turned out ok - with your life put at stake of course. Now, Beast and Infinite share a friendly relationship as they try to find the person who tried to killl you/them. Someone from your past came back as well, and what? someone wants Myungsoo too?? This story will open your eyes that not all love lasts forever or even if it does, relationships will be tested with betrayal, confusion, and heartbreak before you realize who's really meant for you.

Characters:

* You/ Yoon _______ (16 years old): The youngest among your siblings.Sweet, caring, optimistic, and sensitive when your loved ones are hurt. You hate lying, but you were forced to lie to your brothers because of your boy friend. Pretty, smart, and popular with boys, but with her six brothers who’s a well-known gang in Korea, and a boy friend who's also part of a well-known gang, other guys are asking for their death if they try to approach you. 3rd year high school in Woolim High.

* BEAST - your brothers that is a well known gang in Korea

• Yoon Doojoon  - The oldest among your brothers. He has always been there for you and your brothers ever since your parents passed away when you were 13. Very smart and responsible, thus takes care of the company left off by your parents.  Spoils you a lot and can't take it when you cry.  Leader of beast.
• Yoon Hyunseung  - The second oldest. Helpd Doojoon in the company from time to time. Acts like a mother to you and your siblings. Cooks really well and tends to scold you and your brothers from time to time. In short your naggy brother. 
• Yoon Junhyung  - The third oldest. Among all your brothers he is the most gang-looking one. May seem cold to you, but cares for you more than you think he does. Tends to be over protective in a not-so-obvious way. Whoever tries to hit on you will receive a beating from him.
• Yoon Yoseob- The fourth oldest. He is your cutie brother, who doesn't like to fight. You totally have no idea how the hell is he part of the gang. He is also very possessive of you even from your other brothers. Always wants your attention.
• Yoon Kikwang - The fifth oldest. He is who you think is your most good-looking brother. He gets the most attention from girls, and is too nice to reject some so he is known to be a player. He is dating Hana.
• Yoon Dongwoon -The sixth oldest.  People thinks that you and him are twins because he is always with you. He is very supportive of you and listens to anything that you say.

* INFINITE - Brothers that are well-known gang in Korea. They are rich just like your family, and tends to fight for their power, thus initiating the fight between them and your brothers

• Kim Myungsoo/L - . Your boy friend who loves you so much. Tends to be cold looking outside, but once you two are alone, he becomes such a baby. He easily gets jealous and wants your attention all the time. He and Yoseob are still not in good terms, but for you he tries to get a long with him.
• Other members: Sunggyu, Dongwoon, Hoya, Woohyun, Sungyeol, Sungjong

* TEENTOP - The group that just came back from America that will bring war from the short-live peaceful life you have

• Lee Byunghyun/Ljoe - The only son of Mr.Lee that grew up with you and your brothers. He was one of your closest friends (even closer than Hana and Mina), until he was sent to America by his dad for his studies. He likes you even from before, but thinking that you're still too young, and not ready for things such as love, he decided to wait. Never did he expect though that when he comes back, you'd have another oppa in your life.
• Other members: CAP (Mina's brother), Niel (Oppa who fell love in first sight with Mina when she visited him),Chunji, Changjo, and Ricky (The playful maknae who likes Hana)

Other Characters:

Park Hana – Your best friend since kindergarten. Is dating Kikwang

Shin Mina – Your other best friend who is in a relationship with Hoya.

Lee Joon - Is he really on the good side?

Hyuna - Geek turned in to a what?